Question

Express 1 minute 20 seconds with the ratio 45 seconds

Answer 1

Answer:

16 : 9

Step-by-step explanation:

1 min 20 sec = (60+20) sec = 80 sec

Ratio = 80 : 45 = 16 : 9

Answer 2

Answer:

16:9

Step-by-step explanation:

1 minute=60 seconds

so,

1minute 20 seconds=60+20

=80 seconds.

=80:45

=16:9

Therefore 16:9 cannot be further simplified so 16:9 is the is the correct answer .

More info:-

What is ratio?

A ratio is a way to show a relationship or compare two numbers of the same kind. We use ratios to compare things of the same type.

What is proportion?

A equality between two ratios is called proportion.

eg:-2:3::4:5